SIGMA ROBOTICS 西格瑪機器人 SIGMA ROBOTICS 西格瑪機器人 The following cases are translated from Preferred Robotics' official deployment stories (kachaka.life). Text and images are copyright of the original manufacturer. Same robot, same navigation — real-world results from Japanese sites.
DENSO's 高棚製作所 pairs Kachaka Pro with powerless karakuri to eliminate a hauling task performed 58 times a day at ~30 kg per load — selected as a 2025 Manufacturing Division Topic.
FUJIFILM Manufacturing deployed 2 Kachaka units at its 鈴鹿事業所 SMT line to transport PWB magazines, cutting transport labor from ~28% of daily hours and saving roughly 3 hours of walking per shift.
Demant Japan deployed 4 Kachaka Pro units at its hearing aid production site, automating three inter-process transport routes — over 110 km and 73 hours of runtime per month.
Metal Engineer deployed Kachaka Pro and five Kachaka Base units at its Hakusan plant. One button press triggers automatic transport through 800 mm aisles, logging 20+ km per month.
Rinnai's 大口工場 uses a single Kachaka Pro for inter-line transport and empty-cart retrieval. SLAM needs no magnetic tape; the compact footprint supports human-robot coexistence.
Knife maker Tojiro deployed two Kachaka Pro AMRs at its Tsubame, Niigata plant, automating 1,000+ inter-process transport trips per month and freeing craftspeople from hauling 20 kg boxes daily.
ひのき薬局 in Fukushima has had Kachaka handle incoming pharmaceutical transport from the back door since 2023, freeing five receiving staff for dispensing, patient care, and data entry.
博多たかの歯科・矯正歯科 in Fukuoka deployed Kachaka to deliver instruments to 6 treatment chairs. Doctors summon the robot via iPad without leaving the patient, shortening treatment time.
KK Clinic Ichihara deployed Kachaka to move medical records between the front desk, exam rooms, and treatment room — freeing doctors and staff for patient care and cutting wait times.
温耳鼻咽喉科 in Karatsu, Saga Prefecture deployed Kachaka to automate instrument transport between sterilization and exam rooms, cutting nurses' walking load by roughly 1 km a day.
You&, a Type B employment support facility in Osaka, deployed Kachaka to automate transport of piecework and lunch boxes, eliminating repetitive carrying and reducing foot traffic.
Allied Telesis deployed Kachaka for continuous overnight patrols carrying test terminals, validating its wireless networking equipment — logging 110,000+ meters of automated testing.
Toda Corporation deployed Kachaka Pro at its new headquarters to automate used-cup collection from the office cafe, replacing roughly 2 km of daily round-trip walking for cafe staff.
Source: Preferred Robotics (kachaka.life) official deployment cases, translated and compiled by Sigma Robotics. Text and images are copyright of the original manufacturer.
